Today there are academic dogmas as well, such as those of the cultural Left, the Austrian school of economics, and the followers of Leo Strauss. Intellectuals, moreover, often flock together; in fact very few of them are truly untamable individualists in the tradition of Socrates, Thoreau, Nietzsche, Camus, and Orwell.
source
Richard A. Posner, Public Intellectuals: A Study of Decline (2001), Chapter 1. Setting the Stage